How is her general health? It will take time for the higher benefit level if she waits to take benefits at age 70 to make up for benefits she would otherwise get over the next five years. This chart may be helpful; it from SSA.gov, via Schwab:Chart of Break Even Dates
Apparently asking for SSN in jotform is against terms of use, report it to them: https://www.jotform.com/answers/2875634-possible-scam-with-id-me-for-job-application
to get the form link taken down.